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2026-08-11 - 07:55
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Tue Aug 11, 2026 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
298462167106,6sleep30-21swapper/319:06:123
298342114104,7sleep10-21swapper/119:06:021
29788210896,7sleep20-21swapper/219:05:272
30014210797,7sleep00-21swapper/019:08:220
179162670,0sleep00-21swapper/022:50:260
191682650,0sleep041ktimersoftd/021:29:230
178312640,0sleep317837-21kthreadcore23:05:193
111652640,0sleep10-21swapper/121:10:201
95112610,0sleep00-21swapper/023:15:210
244512590,0sleep30-21swapper/300:19:173
29722580,1sleep010-21rcuc/023:40:210
243572580,0sleep00-21swapper/023:08:440
278172560,0sleep00-21swapper/022:15:010
270362540,0sleep30-21swapper/320:00:183
184492530,0sleep20-21swapper/222:50:402
183912490,0sleep30-21swapper/323:48:013
2417424845,2sleep30-21swapper/319:57:203
277942460,1sleep00-21swapper/023:24:420
1670424441,2sleep30-21swapper/319:22:123
3103623633,2sleep30-21swapper/320:30:483
1866423429,3sleep30-21swapper/319:54:263
151623430,3sleep30-21swapper/319:37:123
1124623128,2sleep30-21swapper/319:19:463
30312992917,9cyclictest0-21swapper/122:07:401
3031799280,27cyclictest0-21swapper/220:00:472
3031299270,26cyclictest0-21swapper/122:29:021
3031299270,26cyclictest0-21swapper/120:45:121
3031299270,26cyclictest0-21swapper/119:39:321
3031299270,26cyclictest0-21swapper/119:20:471
3031299270,26cyclictest0-21swapper/100:22:571
2820022722,3sleep30-21swapper/321:19:163
2545022724,2sleep30-21swapper/320:26:343
30317992622,3cyclictest0-21swapper/221:54:332
3031799260,25cyclictest0-21swapper/223:05:022
3031799260,25cyclictest0-21swapper/221:58:252
3031799260,25cyclictest0-21swapper/221:36:132
3031799260,25cyclictest0-21swapper/221:00:112
3031799260,25cyclictest0-21swapper/220:37:022
3031799260,25cyclictest0-21swapper/220:33:392
3031799260,25cyclictest0-21swapper/200:11:542
3031799260,14cyclictest0-21swapper/223:26:062
3031299260,25cyclictest0-21swapper/121:30:101
714822522,2sleep30-21swapper/319:41:263
30317992522,2cyclictest0-21swapper/219:33:382
30317992518,7cyclictest0-21swapper/223:41:092
30317992516,8cyclictest0-21swapper/223:47:282
3031799250,25cyclictest0-21swapper/222:24:412
3031299250,24cyclictest0-21swapper/123:27:271
3031299250,24cyclictest0-21swapper/123:12:081
3031299250,24cyclictest0-21swapper/122:57:511
3031299250,24cyclictest0-21swapper/122:49:211
3031299250,24cyclictest0-21swapper/100:17:121
3030599250,24cyclictest0-21swapper/023:53:210
3030599250,24cyclictest0-21swapper/022:58:380
1007222520,2sleep30-21swapper/300:12:013
850122421,2sleep30-21swapper/320:11:003
495222418,3sleep30-21swapper/323:28:113
436722420,3sleep30-21swapper/320:36:553
30317992422,2cyclictest0-21swapper/219:53:152
3031799242,21cyclictest0-21swapper/223:02:212
3031799240,23cyclictest0-21swapper/221:49:442
3031799240,23cyclictest0-21swapper/221:29:242
3031799240,23cyclictest0-21swapper/221:07:392
30312992416,7cyclictest0-21swapper/121:56:181
30312992415,2cyclictest0-21swapper/123:46:241
3031299240,23cyclictest0-21swapper/123:42:401
3031299240,23cyclictest0-21swapper/122:41:331
3031299240,23cyclictest0-21swapper/122:38:321
3031299240,23cyclictest0-21swapper/122:22:341
3031299240,23cyclictest0-21swapper/121:54:041
3031299240,23cyclictest0-21swapper/121:35:541
3031299240,23cyclictest0-21swapper/121:21:491
3031299240,23cyclictest0-21swapper/100:13:321
3031299240,23cyclictest0-21swapper/100:07:151
3031299240,23cyclictest0-21swapper/100:01:031
3031299240,18cyclictest0-21swapper/122:04:171
3031299240,18cyclictest0-21swapper/122:04:161
30305992415,8cyclictest0-21swapper/021:32:080
3030599240,18cyclictest0-21swapper/023:02:130
3261022320,2sleep30-21swapper/321:02:103
3031799233,18cyclictest26130-21ssh21:30:442
30317992320,3cyclictest0-21swapper/220:49:292
30317992316,6cyclictest0-21swapper/221:17:292
30317992315,6cyclictest0-21swapper/200:04:502
3031799230,22cyclictest0-21swapper/222:27:162
3031799230,22cyclictest0-21swapper/222:17:312
3031799230,18cyclictest0-21swapper/221:13:012
3031799230,17cyclictest0-21swapper/223:59:432
3031799230,17cyclictest0-21swapper/222:47:322
3031299236,16cyclictest0-21swapper/122:10:331
30312992321,2cyclictest0-21swapper/100:25:421
3031299230,22cyclictest0-21swapper/123:58:421
3031299230,22cyclictest0-21swapper/123:52:231
3031299230,22cyclictest0-21swapper/123:30:031
3031299230,22cyclictest0-21swapper/123:24:261
3031299230,22cyclictest0-21swapper/123:04:151
3031299230,22cyclictest0-21swapper/122:33:011
3031299230,22cyclictest0-21swapper/122:19:021
3031299230,22cyclictest0-21swapper/121:45:071
3031299230,22cyclictest0-21swapper/121:29:471
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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